JP2002340002A - Assembling method for bearing having inside-diameter taper part - Google Patents
Assembling method for bearing having inside-diameter taper partInfo
- Publication number
- JP2002340002A JP2002340002A JP2001149136A JP2001149136A JP2002340002A JP 2002340002 A JP2002340002 A JP 2002340002A JP 2001149136 A JP2001149136 A JP 2001149136A JP 2001149136 A JP2001149136 A JP 2001149136A JP 2002340002 A JP2002340002 A JP 2002340002A
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- spacer
- spindle
- assembling
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、スピンドルの外径
テーパ部に内径テーパ部を有する軸受を組み付ける方法
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for assembling a bearing having an inner diameter tapered portion to an outer diameter tapered portion of a spindle.
【0002】[0002]
【従来の技術】従来、例えば図4(d)に示すようなス
ピンドル51の外径テーパ部51tに、円筒ころ軸受5
2を組み付ける際、円筒ころ軸受52が、ベアリングア
ウタ53、及びベアリングとしての円筒ころ54、及び
ベアリングインナ55から構成される場合、スピンドル
51の回転が円滑に行われるように組み付けるため、ス
ペーサ56の厚みを適切に調整することにより、ベアリ
ングインナ55を外径テーパ部51tに打込む際、スペ
ーサ56によって打込み量が適切に規制されるようにし
て、回転にガタがなく、また逆に回転が重すぎないよう
組み付ける必要がある。2. Description of the Related Art Conventionally, a cylindrical roller bearing 5 is provided on an outer diameter tapered portion 51t of a spindle 51 as shown in FIG.
When assembling the cylindrical roller bearing 52, if the cylindrical roller bearing 52 is composed of a bearing outer 53, a cylindrical roller 54 as a bearing, and a bearing inner 55, the spacer 56 is mounted so that the spindle 51 can be smoothly rotated. By appropriately adjusting the thickness, when the bearing inner 55 is driven into the outer diameter tapered portion 51t, the driving amount is appropriately regulated by the spacer 56, so that there is no backlash in the rotation, and conversely, the rotation is heavy. It is necessary to assemble it not too much.
【0003】このため、従来では、スペーサ56の厚み
を適切に決定するため次のような手順で行っている。す
なわち、図4(a)に示すように、ハウジング57にベ
アリングアウタ53を圧入してベアリングアウタ53の
内径を内径測定ゲージGで測定し、この測定値を図4
(b)に示すような残留ラジアル隙間精密測定ゲージZ
にセットする。次いで、図4(c)に示すように、ベア
リングインナ55と円筒ころ54を外径テーパ部51t
に嵌合させ、その外側に残留ラジアル隙間精密測定ゲー
ジZを被せるとともに、スペーサ装着部にブロックゲー
ジBをセットし、打込み治具Tによりベアリングインナ
55を打込んで、スピンドル51の回転重さが適切にな
る時点で、ブロックゲージBによりその時の隙間を測定
する。そして一旦、ベアリングインナ55と円筒ころ5
4を取外し、ブロックゲージBで測定した値に基づいて
スペーサ56の平研磨加工を行い、その後、図4(d)
に示すように、このスペーサ56を装着部にセットし、
ベアリングインナ55を打込み治具Tで打込んで本組み
するようにしている。For this reason, conventionally, the following procedure is used to appropriately determine the thickness of the spacer 56. That is, as shown in FIG. 4A, the bearing outer 53 is press-fitted into the housing 57, and the inner diameter of the bearing outer 53 is measured by the inner diameter measuring gauge G.
(B) The residual radial clearance precision measurement gauge Z as shown in FIG.
Set to. Next, as shown in FIG. 4C, the bearing inner 55 and the cylindrical roller 54 are connected to the outer diameter tapered portion 51t.
And the outer surface thereof is covered with the residual radial clearance precision measurement gauge Z, the block gauge B is set on the spacer mounting portion, and the bearing inner 55 is driven by the driving jig T so that the rotational weight of the spindle 51 is reduced. At an appropriate time, the gap at that time is measured by the block gauge B. Then, once, the bearing inner 55 and the cylindrical roller 5
4 is removed and the spacer 56 is flat-polished based on the value measured by the block gauge B, and thereafter, FIG.
As shown in the figure, the spacer 56 is set on the mounting portion,
The bearing inner 55 is driven into the main assembly by driving the driving jig T.
【0004】[0004]
【発明が解決しようとする課題】ところが、従来の方法
は、組付け時のスピンドル回転の重さやガタの調整が作
業者の勘やコツに頼るものであり、初心者等には組付作
業が難しいという問題があった。また、組付けを精度良
く行うための残留ラジアル隙間精密測定ゲージZは、短
時間で精度良く組み付けるのに便利であるが、それぞれ
のスピンドル径に対応する専用品であって、1個当たり
の単価も高く、また精度良く測定するには、ある程度の
熟練を必要とし、しかも取扱い時に衝撃を与えないよう
慎重に取り扱わなければならない等の各種問題があっ
た。However, in the conventional method, adjustment of the weight and play of the spindle rotation at the time of assembling depends on the intuition and tips of the operator, and the assembling work is difficult for beginners and the like. There was a problem. In addition, the residual radial clearance precision measurement gauge Z for accurately assembling is convenient for assembling in a short time with high accuracy, but is a dedicated product corresponding to each spindle diameter, and a unit price per piece. In addition, there are various problems such as high accuracy, high accuracy, and a certain level of skill is required, and furthermore, care must be taken to avoid impact during handling.
【0005】そこで本発明は、高価な残留ラジアル隙間
精密測定ゲージを用いなくても、また経験が少ない初心
者等でも簡単に精度良く組付け出来るようにすることを
目的とする。Accordingly, an object of the present invention is to make it possible to easily and accurately assemble even a beginner with little experience without using an expensive residual radial gap precision measuring gauge.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するた
め、本発明は、ベアリングアウタとベアリングとベアリ
ングインナからなる軸受をスピンドルの外径テーパ部に
組み付ける方法として、ベアリングアウタの内径を測定
した後、このベアリングアウタをハウジング内に挿入し
て内径を測定して前記内径測定値との差(ちぢみ代)を
求め、この差に基づいて計算によりスペーサ厚み算出の
ための加算値を求めるとともに、前記スピンドルの外径
テーパ部に、ベアリングアウタとベアリングとベアリン
グインナとの組付体を自重による食い込み状態にし、こ
のときのスペーサ装着空隙部の隙間を測定して、この隙
間測定値と前記スペーサ厚み算出のための加算値を加え
た値に基づいてスペーサ厚みを決定し、この厚みのスペ
ーサを使用して本組みするようにした。To achieve the above object, the present invention provides a method of assembling a bearing outer and a bearing comprising a bearing and a bearing inner to an outer diameter tapered portion of a spindle after measuring an inner diameter of the bearing outer. The bearing outer is inserted into the housing and the inner diameter is measured to determine a difference from the measured inner diameter (i.e., the allowance). Based on the difference, an additional value for calculating the spacer thickness is calculated. In the outer diameter taper portion of the spindle, the assembled body of the bearing outer, the bearing, and the bearing inner is bitten by its own weight, and the gap in the spacer mounting gap at this time is measured, and the measured gap value and the spacer thickness calculation are performed. The spacer thickness is determined based on the value obtained by adding the added value for It was way.
【0007】このように、各工程に経験やコツ等に頼る
部分を無くすことにより、経験が少ない初心者等でも簡
単に精度良く組付けることが出来るようになり、また高
価な残留ラジアル隙間精密測定ゲージを用いなくても組
付け出来るようになる。尚、ベアリングアウタのちぢみ
代に基づく加算値と、組付体を自重で食い込んだ状態に
した時の隙間値とを加算した値に基づいてスペーサ厚み
を決定することについては、経験則であり、また、ちぢ
み代から計算で加算値を求める際の計算の基本になる係
数等は、経験値等が用いられる。As described above, by eliminating the parts relying on experience and tips in each process, even beginners with little experience can easily and accurately assemble them, and an expensive residual radial clearance precision measuring gauge. Can be assembled without using. In addition, it is an empirical rule to determine the spacer thickness based on the value obtained by adding the added value based on the allowance of the bearing outer and the gap value when the assembled body is bitten by its own weight, In addition, an empirical value or the like is used as a coefficient or the like which is a basis of calculation when obtaining an added value by calculation from the margin.
【0008】[0008]
【発明の実施の形態】本発明の実施の形態について添付
した図面に基づき説明する。ここで図1は本発明に係る
軸受の組付方法の工程図、図2は同説明図、図3は軸受
の組付状態図である。Embodiments of the present invention will be described with reference to the accompanying drawings. Here, FIG. 1 is a process diagram of a method of assembling a bearing according to the present invention, FIG. 2 is an explanatory view of the same, and FIG.
【0009】本発明に係る軸受の組付方法は、例えば内
径テーパ部を有する円筒ころ軸受を、スピンドルの外径
テーパ部に組み付ける際、高価な治具等を用いなくて
も、また経験の少ない人でも簡単に且つ精度良く組み付
けることが出来るようにされており、まず、組付方法を
説明する前に、このような円筒ころ軸受の組付状態につ
いて説明する。According to the method of assembling a bearing according to the present invention, for example, when assembling a cylindrical roller bearing having an inner diameter tapered portion to an outer diameter tapered portion of a spindle, it does not require an expensive jig or the like and has little experience. It is designed so that even a person can easily and accurately assemble them. First, before explaining an assembling method, an assembling state of such a cylindrical roller bearing will be described.
【0010】すなわち、図3に示すように、スピンドル
1の外径テーパ部1tは円筒ころ軸受2によってハウジ
ング3に対して回転自在に支持されており、円筒ころ軸
受2のベアリングアウタ4は、ハウジング3内に密着状
に挿入され、ベアリングインナ6は、スピンドル1の外
径テーパ部1tに密着状に嵌合せしめられるとともに、
ベアリングアウタ4とベアリングインナ6との間には、
ベアリングとしての円筒ころ5が介装されている。そし
て、ベアリングインナ6の内面には、外径テーパ部1t
に嵌合可能な内径テーパ部6tが形成されており、ま
た、このベアリングインナ6の圧入量はスペーサ7によ
り適正に規制されている。因みに、スピンドル1の軸部
部分とハウジング3との間には、別の軸受が配設されて
いる。That is, as shown in FIG. 3, the outer diameter taper portion 1t of the spindle 1 is rotatably supported by the cylindrical roller bearing 2 with respect to the housing 3, and the outer bearing 4 of the cylindrical roller bearing 2 is 3, the bearing inner 6 is fitted into the outer diameter tapered portion 1t of the spindle 1 in close contact with the bearing inner 6, and
Between the bearing outer 4 and the bearing inner 6,
A cylindrical roller 5 as a bearing is interposed. The inner surface of the bearing inner 6 has an outer diameter tapered portion 1t.
The inner diameter taper portion 6t is formed so as to fit into the bearing inner portion. The amount of press-fit of the bearing inner 6 is appropriately regulated by the spacer 7. Incidentally, another bearing is disposed between the shaft portion of the spindle 1 and the housing 3.
【0011】次に、本発明に係る円筒ころ軸受2の組み
付け方法について図1及び図2に基づき説明する。ま
ず、図2(a)に示すように、内径測定ゲージGにより
ベアリングアウタ4の内径を測定する。次に、図2
(b)に示すように、ベアリングアウタ4をハウジング
3に挿入して再び内径測定ゲージGにより内径を測定
し、前回の内径測定値との差を求めることにより、ちぢ
み代を求める。Next, a method of assembling the cylindrical roller bearing 2 according to the present invention will be described with reference to FIGS. First, as shown in FIG. 2A, the inner diameter of the bearing outer 4 is measured by the inner diameter measuring gauge G. Next, FIG.
As shown in (b), the bearing outer 4 is inserted into the housing 3, the inner diameter is measured again by the inner diameter measuring gauge G, and the difference from the previous inner diameter measured value is obtained, thereby obtaining the allowance.
【0012】次に、図1にも示すように、このちぢみ代
からある係数(例えば5μ)を引いて、求められた値を
テーパ度に対応する定数(例えば0.8)で割り、更
に、この値にある係数(例えば10)を掛けて、この値
を加算値とする。尚、これらの計算に用いられる係数等
は、経験値である。Next, as shown in FIG. 1, a certain coefficient (for example, 5 μm) is subtracted from the margin, and the obtained value is divided by a constant (for example, 0.8) corresponding to the degree of taper. This value is multiplied by a certain coefficient (for example, 10), and this value is set as an added value. The coefficients and the like used in these calculations are empirical values.
【0013】一方、ベアリングインナ6と、円筒ころ5
と、ベアリングアウタ4を組み付けた状態の組付体を、
スピンドル1の軸部に挿通させ、図2(c)に示すよう
に、スピンドル1の外径テーパ部1tに対して自重によ
る食い込み状態にし、この時のスペーサ装着空間部hの
隙間cを測定する。On the other hand, a bearing inner 6 and a cylindrical roller 5
And the assembled body with the bearing outer 4 assembled,
As shown in FIG. 2C, the shaft 1 is inserted into the shaft portion of the spindle 1 so that the outer diameter taper portion 1t of the spindle 1 bites under its own weight, and the gap c in the spacer mounting space h at this time is measured. .
【0014】そして、この隙間cの測定値と前記加算値
を加え、これをある公差範囲(例えば+0、−0.00
5)内でスペーサ7を平研磨加工する。Then, the measured value of the gap c and the added value are added, and this is added to a certain tolerance range (for example, +0, -0.00).
In 5), the spacer 7 is flat-polished.
【0015】以上のようなスペーサ7の平研磨加工が終
えると、円筒ころ軸受2の本組みが開始され、まず、ベ
アリングアウタ4をハウジング3に組み込んだ後、平研
磨加工されたスペーサ7をスペーサ装着空間部hの4ヶ
所に挟み込み、ベアリングインナ6をベアリングアウタ
4にセットして、打込み治具によりベアリングインナ6
を打込めば、組み付けが完了する。When the flat polishing of the spacer 7 as described above is completed, the main assembly of the cylindrical roller bearing 2 is started. First, the bearing outer 4 is assembled into the housing 3, and then the flat-polished spacer 7 is removed from the spacer 7. The bearing inner 6 is set in the bearing outer 4 by sandwiching the bearing inner 6 at four places in the mounting space h, and the bearing inner 6 is driven by a driving jig.
If you type, the assembly is completed.
【0016】そしてこのような要領で組み付けた円筒こ
ろ軸受2は、適正な回転重さが得られる。また、従来の
ような高価な残留ラジアル隙間精密測定ゲージが不必要
となり、コスト削減が図られる。The cylindrical roller bearing 2 assembled in such a manner can obtain an appropriate rotational weight. In addition, an expensive residual radial gap precision measurement gauge as in the related art is not required, and the cost can be reduced.
【0017】尚、本発明は以上のような実施形態に限定
されるものではない。本発明の特許請求の範囲に記載し
た事項と実質的に同一の構成を有し、同一の作用効果を
奏するものは本発明の技術的範囲に属する。例えば加算
値を計算するための係数等は例示である。The present invention is not limited to the above embodiment. Those having substantially the same configuration as those described in the claims of the present invention and having the same functions and effects belong to the technical scope of the present invention. For example, a coefficient for calculating an addition value is an example.
【0018】[0018]
【発明の効果】以上のように本発明に係る軸受の組付方
法は、従来、高度の熟練者が勘やコツ等に頼って、しか
も高価な歪みゲージを使用して組み付けていたものを、
ゲージがなくても誰でも容易に精度良く組み付けること
が出来るようにしたため、組付品の品質を良好に且つよ
り均一ならしめることが出来、またコスト削減が図られ
るようになった。As described above, the method for assembling a bearing according to the present invention is based on the conventional method in which a highly skilled person relies on intuition and knack, and also uses an expensive strain gauge.
Since anyone can easily and accurately assemble even without a gauge, the quality of the assembled product can be made excellent and uniform, and the cost can be reduced.
【図1】本発明に係る軸受の組付方法の工程図FIG. 1 is a process diagram of a method for assembling a bearing according to the present invention.
【図2】組付方法の説明図FIG. 2 is an explanatory view of an assembling method.
【図3】軸受の組付状態図FIG. 3 is an assembled state diagram of a bearing.
【図4】従来の組付方法の説明図FIG. 4 is an explanatory view of a conventional assembling method.
1…スピンドル、1t…外径テーパ部、2…円筒ころ軸
受、3…ハウジング、4…ベアリングアウタ、5…円筒
ころ、6…ベアリングインナ、6t…内径テーパ部、7
…スペーサ、h…スペーサ装着空間部、c…隙間。DESCRIPTION OF SYMBOLS 1 ... Spindle, 1t ... Outer diameter taper part, 2 ... Cylindrical roller bearing, 3 ... Housing, 4 ... Bearing outer, 5 ... Cylindrical roller, 6 ... Bearing inner, 6t ... Inner diameter taper part, 7
... spacer, h ... spacer mounting space, c ... gap.
───────────────────────────────────────────────────── フロントページの続き Fターム(参考) 3J017 AA02 AA05 CA06 DA01 HA04 3J101 AA13 AA24 AA43 AA52 AA62 BA53 BA56 FA41 FA46 GA60 ──────────────────────────────────────────────────続 き Continued on front page F-term (reference) 3J017 AA02 AA05 CA06 DA01 HA04 3J101 AA13 AA24 AA43 AA52 AA62 BA53 BA56 FA41 FA46 GA60
Claims (1)
ングインナからなる軸受をスピンドルの外径テーパ部に
組み付ける方法であって、前記ベアリングアウタの内径
を測定する工程と、このベアリングアウタをハウジング
内に挿入して内径を測定した後、前記内径測定値との差
を求める工程と、この差に基づいて計算によりスペーサ
厚み算出のための加算値を求める工程と、前記スピンド
ルの外径テーパ部に対し、ベアリングアウタとベアリン
グとベアリングインナとの組付体を自重による食い込み
状態にし、このときのスペーサ装着空隙部の隙間を測定
する工程と、前記スペーサ厚み算出のための加算値と隙
間測定値を加えた値に基づいてスペーサ厚みを決定し、
この厚みのスペーサを使用して本組みすることを特徴と
する内径テーパ部を有する軸受の組付方法。1. A method of assembling a bearing comprising a bearing outer, a bearing and a bearing inner to an outer diameter tapered portion of a spindle, wherein a step of measuring an inner diameter of the bearing outer, and inserting the bearing outer into a housing. After measuring the inner diameter, a step of calculating a difference from the measured inner diameter, a step of calculating an additional value for calculating a spacer thickness by calculation based on the difference, and And the assembly of the bearing and the bearing inner into the bite state by its own weight, the step of measuring the gap of the spacer mounting gap portion at this time, and the value obtained by adding the added value and the gap measurement value for the spacer thickness calculation Determine the spacer thickness based on
A method of assembling a bearing having an inner diameter tapered portion, wherein the assembling is performed using a spacer having this thickness.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001149136A JP4017357B2 (en) | 2001-05-18 | 2001-05-18 | Method of assembling a bearing having an inner diameter tapered portion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001149136A JP4017357B2 (en) | 2001-05-18 | 2001-05-18 | Method of assembling a bearing having an inner diameter tapered portion |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002340002A true JP2002340002A (en) | 2002-11-27 |
JP4017357B2 JP4017357B2 (en) | 2007-12-05 |
Family
ID=18994341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001149136A Expired - Fee Related JP4017357B2 (en) | 2001-05-18 | 2001-05-18 | Method of assembling a bearing having an inner diameter tapered portion |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4017357B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114152196A (en) * | 2021-11-30 | 2022-03-08 | 四川航天烽火伺服控制技术有限公司 | Motor rotor assembly quality comprehensive detection equipment |
-
2001
- 2001-05-18 JP JP2001149136A patent/JP4017357B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114152196A (en) * | 2021-11-30 | 2022-03-08 | 四川航天烽火伺服控制技术有限公司 | Motor rotor assembly quality comprehensive detection equipment |
CN114152196B (en) * | 2021-11-30 | 2024-05-28 | 四川航天烽火伺服控制技术有限公司 | Motor rotor assembly quality comprehensive detection equipment |
Also Published As
Publication number | Publication date |
---|---|
JP4017357B2 (en) | 2007-12-05 |
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